Product name: (1,3-Dioxolan-2-ylmethyl)triphenylphosphonium bromide 
CAS Number: 52509-14-5 
Molecular formula: C22H22BrO2P 
Molecular weight: 429.29

Melting point: 193-195°C (lit) 
Stability: it is stable at room temperature in a closed container in normal storage and handling conditions. 

Storage conditions: Keep container tightly closed when not in use. Stored in a closed container. Stored in a cool, dry, well-ventilated area away from incompatible materials and avoid moisture.

Assay: 99.50%min